JP3157395B2 - Dehumidifying and drying equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a bathroom for a building,
The present invention relates to a dehumidifying and drying apparatus provided with a rotary dehumidifying element used for dehumidifying and drying in a closed room in a high humidity atmosphere such as a clothes storage room or a basement.

[0002]

2. Description of the Related Art In general, for example, a ventilation opening is opened through a decorative grill on a wall surface or a ceiling surface of a bathroom or the like as a closed room in a house, and a ventilation fan is provided on a mounting frame provided in the ventilation opening on the outside of the room. By installing it, the room is ventilated.

In order to perform such indoor dehumidification and drying, a suction port and an air outlet are separately provided on a side wall surface or a ceiling surface, and the indoor humid air is installed by a dehumidification / drying device installed outside the room. Is carried out by sucking the air from the suction port to dehumidify and dry, and by blowing the dehumidified dry air into the room from the air outlet, whereby the bathroom is used as a drying room for clothes such as laundry. ing.

Conventionally, in this type of dehumidifying and drying apparatus,
Circulating air that allows the humid air in the room sucked from the suction port to pass through the rotary type dehumidifying element provided in the case main body to cause the moisture to be adsorbed, and that the dry air is blown into the room from the outlet through the outlet. The forced circulation mechanism is provided, and high-temperature air is supplied to the rotary dehumidifying element to which moisture has been adsorbed, thereby causing the rotary dehumidifying element to desorb moisture and regenerate the rotary dehumidifying element. There is a device having a configuration as described above.

[0005]

However, in the dehumidifying / drying apparatus having the above-mentioned conventional structure, a forced circulation mechanism for circulating air for sucking in humid air in the room and blowing out dry air after dehumidification, Since the air blowing function for taking in and discharging air is performed by separate air blowing mechanisms, two dedicated air blowers are required, which complicates the air blowing system and increases the size of the entire device. Instead, it becomes expensive.

Moreover, if air for regeneration is directly taken in from outside the room, the temperature and humidity of the outdoor air change greatly, making it difficult to control the heating by the heater and increasing the capacity of the heater.
In addition, since there is much dirt in the outdoor air, there is a problem that the rotary type dehumidifying element is heavily stained and adversely affects the dehumidifying / drying performance and durability.

[0007]

SUMMARY OF THE INVENTION It is an object of the present invention to provide a simple ventilation system for dehumidifying and humidifying indoor humid air by a rotary dehumidifying element.
An object of the present invention is to provide a dehumidifying / drying apparatus capable of efficiently performing a drying process and a regeneration process of a rotary dehumidifying element, and reducing the size and cost of the entire apparatus.

[0008]

In order to solve the above-mentioned problems, the present invention provides a forced circulation mechanism using a single blower.
After the room air is sucked into the case main body and the moisture is absorbed by passing the wet air through the rotary dehumidifying element provided in the case main body, the air is returned from the air outlet to the chamber. Dehumidification provided with a ventilation function of allowing high-temperature air to pass through the rotary dehumidifying element to which the moisture has been adsorbed, thereby allowing the rotary dehumidifying element to desorb moisture while simultaneously exhausting the indoor air. In the drying device , the case
The mounting opening for attaching the case body to one side of the
A room air suction port and dry air
Forming an outlet, and in the case body, humid air
Primary processing chamber on the inlet side and secondary side where dry air flows in
When a rotary dehumidifying element that separates the inside of the case from the processing chamber is provided
In both cases , the rotary dehumidifying element is installed in a horizontal type so that the rotary shaft is horizontally rotated while being axially supported in a direction perpendicular to a suction direction of room air by the blower , and
A blower that blows air by sucking air from the indoor air inlet
The discharge port communicates with the primary processing chamber, and the rotary type
Secondary side into which dry air dehumidified by the dehumidifying element flows
The processing chamber is communicated with the outlet .

[0009]

According to the present invention, by adopting the above structure, a mounting port having a suction / blowing function is provided on the front surface of the case body, and the indoor air introduced from the suction port of the mounting port is provided. Is passed through a rotary dehumidifying element provided in the case body by a forced circulation mechanism using a single blower to adsorb moisture, and then the air is returned to the chamber from the outlet and the moisture is adsorbed. High-temperature air is passed through the rotated rotary dehumidifying element to allow the rotary dehumidifying element to desorb moisture while having a ventilation function of directly exhausting indoor air, and one side of the case body. The case
An installation port for mounting the main body is provided, and the
Form an air inlet and a dry air outlet, and
In the case body, there is a primary side treatment on the wet air inlet side.
The case is divided into a chamber and a secondary processing chamber into which dry air flows.
Small case with a rotating dehumidifying element
During the dehumidifying / drying operation by the blower and the rotary dehumidifying element etc. stored in the main body , the rotary dehumidifying element simultaneously dehumidifies and dries indoor air and regenerates the rotary dehumidifying element. Can be done continuously.

Moreover, the case book is provided on one side of the case body.
An attachment port for attaching the body is provided, and room air is
Forming a suction port and an outlet for dry air, and a case
Inside the main unit, there is a primary processing chamber on the wet air inlet side and a dry
Rotation that separates the inside of the case from the secondary processing chamber where air flows in
With a dehumidifying element and evacuate from the indoor air inlet.
The outlet side of the blower that sucks air and blows air is treated on the primary side
And the rotary type dehumidifying element.
The secondary processing chamber into which the dried air flows in is connected to the outlet.
Is communicated, and, in order to become configured to perform the air supply and exhaust of regeneration air by circulation and uptake of the room air at the same time in a forced circulation mechanism comprising a single blower, further downsizing by simplified air distribution system In addition, the weight can be reduced.

In addition, since the rotary shaft of the rotary dehumidifying element is supported horizontally in a direction perpendicular to the air suction direction of the room by the blower and horizontally mounted so as to be horizontally rotated, the case body is provided. Can be reduced in height, thereby reducing the size of the entire apparatus.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below in detail with reference to the accompanying drawings. FIG. 1 schematically shows the entire structure of a dehumidifying and drying apparatus according to the present invention. In FIG. is there.

An attachment port 2 having a vertical and horizontal outer frame size of 150 mm × 200 mm, for example, is provided so as to protrude from a front portion 1 a of the case main body 1. By forming the air outlet 4 so as to be adjacent to the upper and lower sides, it has a function that air can be sucked in / out on the same plane.

That is, as shown in FIGS. 2 to 4, the case body 1 is provided with a ventilation port frame 1 of a ventilation port opened on a wall surface 101 of a bathroom 100 as a dehumidifying / drying room of a building, for example.
The case main body 1 is fixed to the outer wall surface side of the bathroom 100 by appropriate fixing means so that the mounting opening portion 2 can be attached to the bathroom 100 from the outside to the indoor side. The suction port 3 and the air outlet 4 of the case main body 1 are supported by the
No. 00 is arranged so as to be open on the same plane of the wall surface 101.

The mounting board 50 is formed of an iron plate 51 having a smaller area than the front surface 1a of the case body 1, and a tubular portion 52 which can be fitted into the ventilation opening frame 102 near the center thereof. After the tubular portion 52 is fitted into the ventilation port frame 102, the iron plate 5
1 is fixed to a part such as a beam of a building where the strength is sufficiently maintained by screws or the like.

Further, hooks 5 are provided on the mounting board 50.
3 are provided at a plurality of places, and the front surface 1a of the case body 1 is hooked and supported by these hooks 53, and then the case body 1 is fixed to the mounting board 50 with screws or the like.

In the figure, reference numeral 103 denotes a decorative grill which is detachably provided on the front side of the ventilation frame 102 on the side of the bathroom.
The lower outlet 104 is provided with a wind direction adjusting mechanism 105 comprising a plurality of wind direction plates that can be adjusted to rotate vertically and horizontally.

The inside of the case body 1 has an introduction passage 5 communicating with the suction port 3 of the mounting opening 2 and a processing chamber 7 communicating with a leeward side of the introduction passage 5 through a communication port 6. The communication port 6 communicating with the processing chamber 7 is provided with a damper 8 that is controlled to open and close by, for example, a step motor. The damper 8 is connected to the introduction passage 5 and the processing chamber 7 during ventilation operation. Is automatically or manually switched so as to close the communication port 6 between the suction port 3 and the introduction passage 5 sucked from the suction port 3 by a forced circulation mechanism described later.
Venting the humid air A in the bathroom 100 introduced into the case body 1 directly to the outside of the case body 1 from the ventilation port 9 opened on the side of the terminal side of the introduction passage 5 without passing through the processing chamber 7. Has functions.

On the other hand, during the dehumidification / drying operation, the damper 8 can shut off the introduction passage 5 on the side of the ventilation port 9.

The forced circulation mechanism comprises a single centrifugal blower 10 such as a sirocco fan. The suction port 11 of the blower 10 is located at a position corresponding to the suction port 3 and the discharge port 12 thereof. The introduction passage 5
And the humid air A in the room from the suction port 3 is blown toward the processing chamber 7 by the pushing and blowing action.

Further, the processing chamber 7 is provided with the introduction passage 5.
Are divided vertically into a primary side 7A communicating with the air outlet 4 and a secondary side 7B communicating with the air outlet 4. The primary side 7A and the secondary side 7B
Means that the rotary dehumidifying element 20 is separated from the rotary dehumidifying element 20. The rotary dehumidifying element 20 has its rotation axis O perpendicular to the direction in which the blower 10 sucks the wet air A. It is installed horizontally so that it can rotate horizontally in the clockwise direction X by pivotally supporting it.

As shown in FIG. 5, a plurality of projections 21 are formed on the outer peripheral surface of the rotary type dehumidifying element 20 at appropriate intervals in the circumferential direction.
At least one of which is engaged with a toothed portion 24 of a driving belt 23, which is wrapped around a gear attached to a rotation shaft of a reduction motor 22, via a tension spring 25 so as to always mesh with the toothed portion. The element 20 is rotationally controlled at a predetermined number of rotations.

The rotary dehumidifying element 20 includes a dehumidification processing part 20A, a regeneration processing part 20B, and a heat recovery processing part 20B.
C correspond in order along the rotation direction X, and the secondary side 7B of the processing chamber 7 of the rotary dehumidifying element 20 corresponding to the heat recovery processing part 20C is provided with the processing chamber 7. A part of the humid air A introduced into the primary side 7A is taken in, diverted, and U-turned to the regeneration processing portion 20B side, so that the regenerated air C flows in a countercurrent state opposite to the humid air A. A regeneration chamber 31 capable of supplying air is provided, and an electric heater (PTC heater) 32 as a heating unit is provided in the regeneration chamber 31.

In the figure, reference numeral 33 denotes the reproduction processing portion 20B.
Primary side 7 of processing chamber 7 of rotary dehumidifying element 20 corresponding to
A, an exhaust chamber in which the rotary dehumidifying element 20 is interposed and arranged opposite to the regeneration chamber 31;
An exhaust pipe 34 is connected to the exhaust chamber 33. The exhaust pipe 34 can exhaust the exhaust air D after heating and regeneration of the rotary dehumidifying element 20 at the regeneration processing portion 20B to the outside of the case body 1. A ventilation resistance member such as a wire mesh (not shown) for preventing intrusion of rainwater or the like and influence of external wind pressure is disposed therein as required.

In this case, the humid air A during the ventilation operation
With the exhaust of the exhaust air D at the time of the dehumidifying / drying operation, the air corresponding to the exhaust amount is supplemented by new outdoor air flowing from a door gallery, a gallery, or the like provided in the bathroom 100.

In the drawing, reference numeral 41 denotes an air filter provided in the suction port 3 of the mounting port 2 of the case body 1.

According to the dehumidifying / drying apparatus according to the present invention, as shown in FIG. 1, during the dehumidifying / drying operation, the blower 10 is driven from the suction port 3 to drive the blower 10 into the case body 1 so that the inside of the bathroom 100 is sucked. The humid air A is guided to the introduction passage 5 and is introduced into the primary side 7A of the processing chamber 7 through the communication port 6, and the humid air A introduced to the primary side 7A of the processing chamber 7
Is dehumidified and dried by passing moisture through the rotary dehumidifying element 20 when passing through the rotary dehumidifying element 20, and the dehumidifying and drying air B is The air is discharged to the secondary side 7B of the processing chamber 7 and blown out of the outlet 4 into the bathroom 100, thereby constituting a forced circulation mechanism of room air.

That is, the dehumidification processing part 20A passes the moist air A introduced into the primary side 7A of the processing chamber 7 through the rotary dehumidifying element 20 to adsorb moisture to perform dehumidification and drying processing. It has a function of discharging the dehumidified dry air B to the secondary side 7B of the processing chamber 7,
0B is obtained by allowing high-temperature air (regenerated air) C to pass through the rotary dehumidifying element 20 to which moisture has been adsorbed at the dehumidification processing site 20A, thereby causing the rotary dehumidifying element 20 to desorb moisture. It has the function of performing playback processing.

Further, the heat recovery processing section 20C allows the moist air A to pass through the rotary dehumidifying element 20 which has become hot at the regeneration processing section 20B, and
In this case, a part of the humid air A introduced into the primary side 7A of the processing chamber 7 is taken and diverted in the regeneration chamber 31, whereby the regeneration processing is performed. With the function of recovering the heat of the rotary dehumidifying element 20 after the regeneration processing heated at the portion 20B, and having the function of heating and raising the temperature of the regeneration air C by the electric heater 32 and sending it to the regeneration processing portion 20B. It is.

The rotary type dehumidifying element 20 is formed by polymerizing a metal silicate gel obtained by combining, for example, silica gel with a plurality of metals such as cobalt, iron and manganese in a ceramic honeycomb laminate and adapting to water molecules. Along with fine-tuning the micropore shape so as to increase the number of hydroxyl groups in the micropore and increase the hydrophilicity, it has a cylindrical shape with improved moisture adsorption and desorption properties, The diameter of the cylinder is, for example, 20 cm,
The number of revolutions is set and controlled so as to make a half revolution per minute.

As shown in FIG. 5 and FIG. 6, the dehumidification processing part 20A, the regeneration processing part 20B, and the heat recovery processing part 20C, which correspond in order along the rotation direction X of the rotary dehumidifying element 20, are arranged. Each area has an angle ratio θ1: θ
2: θ3 (θ1 ≧ θ2 ≧ θ3), for example, 5: 2:
1, and the air volume ratio between the dehumidification processing part 20A and the regeneration processing part 20B is, for example, 200 (m3 /
h): It is set to 20 (m 3 / h), but the diameter, rotation speed and dehumidification processing part 20A, regeneration processing part 20B, and heat recovery processing part 20C of the rotary type dehumidifying element 20 are set. The angle ratio θ1: θ2: θ3, or the air volume between the dehumidification processing part 20A and the regeneration processing part 20B (m3 /
h) Needless to say, the ratio can be changed according to the dehumidifying / drying ability.

Further, the capacity of the electric heater 32 as a heating means of the regenerated air C at the heat recovery processing part 20C is as follows:
For example, it is set to 450 W, whereby the temperature of the dry air B blown into the room from the outlet 4 after dehumidification and drying is about 6 degrees higher than the room temperature.

In the above embodiment, as shown in FIG. 7, the rotation axis O of the rotary dehumidifying element 20 is
8 and 9 are horizontally mounted in a clockwise direction X by pivotally supporting the air in a direction perpendicular to the suction direction of the moist air A. FIGS. 5 shows another example of an arrangement state of the element for use 20 and the blower 10 and a circulation state of circulating air (indicated by solid arrows).

[0034]

As is apparent from the above description, according to the present invention, a mounting port having a suction / blowing function is provided on the front surface of the case body, and the indoor air introduced from the suction port of the mounting port is provided. Is passed through a rotary dehumidifying element provided in the case body by a forced circulation mechanism using a single blower to adsorb moisture, and then the air is returned to the chamber from the outlet and the moisture is adsorbed. has been in the rotary dehumidifying element is passed through the hot air, while causing the desorption of moisture rotary dehumidifying element, provided with a ventilation function for exhausting indoor air directly and to one side surface of the case body Remove the case body
A mounting port is provided to allow indoor air to be sucked into the mounting port.
Forming a mouth and an outlet for dry air;
In the body, there is a primary processing chamber on the inlet side of the humid air and dry air.
Rotary type that separates the inside of the case from the secondary processing chamber where air flows in
Since the case body is provided with a dehumidifying element,
One may provide in dehumidifying and drying operation, a dehumidifying and drying wet air in the room by rotating dehumidifying element, simultaneously continuously line Ell dehumidifying and drying apparatus reproduction processing of rotary dehumidifying element.

Moreover, the case book is provided on one side of the case body.
An attachment port for attaching the body is provided, and room air is
Air inlet and dry air outlet, inside the case body
The primary processing chamber on the wet air inlet side and the dry air
Rotary dehumidification that separates the inside of the case from the incoming secondary processing chamber
In addition to installing an element, air is sucked from the indoor air inlet.
The outlet of the blower that blows in air is connected to the primary processing chamber.
Dry air that has been passed through and dehumidified by the rotary dehumidifier
The secondary processing chamber into which
One, to become configured to perform a single moist air in a forced circulation mechanism comprising a blower circulating and air supply and exhaust of regeneration air by incorporation of moist air at the same time, the mounting of the case body with simplification of air distribution system Simplifies costs
, The weight of the entire device and the further miniaturization thereof can be achieved, thereby reducing the cost and rotating the device by taking in the outside air as before. dividing Shimeinui which prevents contamination of the type dehumidifying element
A drying device can be obtained.

In addition, since the rotary shaft of the rotary dehumidifying element is supported horizontally in a direction perpendicular to the direction of suction of the moist air by the blower and is horizontally mounted so as to rotate horizontally,
The height of the case main body can be reduced, and thus the size of the entire apparatus can be reduced in combination with the above-described simplification of the blowing system.

[Brief description of the drawings]

FIG. 1 is a schematic perspective view showing one embodiment of a dehumidifying and drying apparatus according to the present invention.

FIG. 2 is a schematic explanatory view showing an entire configuration of the building in a state where the building is attached to a bathroom.

FIG. 3 is a schematic cross-sectional view showing an enlarged state of attachment to a ventilation port frame.

FIG. 4 is a schematic longitudinal sectional view showing an enlarged state of attachment to the ventilation port frame.

FIG. 5 is a schematic explanatory view of the rotary dehumidifying element.

FIG. 6 is an explanatory view showing in principle the dehumidification / drying circulation state of the indoor wet air by the rotary dehumidifying element and the regeneration state of the rotary dehumidifying element by the regeneration air.

FIG. 7 is an explanatory view showing a basic arrangement of a rotary dehumidifying element and a blower according to the present invention.

FIG. 8 is an explanatory view schematically showing an example of an arrangement state of a rotary dehumidifying element and a blower.

FIG. 9 is an explanatory view schematically showing another example of the arrangement state of the rotary dehumidifying element and the blower.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Case main body, 1a ... Front part, 3 ... Suction port, 4 ... Outlet, 9 ... Ventilation port, 10 ... Forced circulation mechanism (blower), 20 ... Rotary dehumidifying element, 31: regeneration chamber, 32: heating means (electric heater), 33: exhaust chamber, 100: bathroom (dehumidification / drying chamber), A: humid air, B ... Dry air, C ... Regeneration air, D ... Exhaust air, O ... Rotary axis of rotary dehumidifying element.

Continuation of the front page (56) References JP-A-4-359794 (JP, A) JP-A-63-154971 (JP, U) US Patent 5,147,420 (US, A) (58) Fields investigated (Int. Cl. ⁷ , DB name) F24F 7/08 101 F24F 1/00 451

Claims (1)

(57) [Claims] 1. A cable in a forced circulation mechanism by a single blower
After the room air is sucked into the main body, the wet air is passed through a rotary dehumidifying element provided in the case main body to adsorb moisture, and then the air is returned from the outlet to the chamber. A dehumidifying / drying device having a ventilation function for allowing high-temperature air to pass through the rotary dehumidifying element to which moisture has been adsorbed, thereby allowing the rotary dehumidifying element to desorb moisture, and for directly exhausting the indoor air. In the case body
A mounting opening for attaching the case body is provided on one side,
A room air inlet and a dry air outlet are formed at the installation port.
And the case body has a humid air inlet side and
Primary processing chamber and secondary processing chamber into which dry air flows
In addition to providing a rotary dehumidifier that separates the inside of the case,
The rotary type dehumidifying element is installed in a horizontal type so that the rotary shaft is supported horizontally in a direction perpendicular to a suction direction of indoor air by the blower and horizontally rotated , and the indoor air is
The air outlet of the blower that sucks air from the air inlet
Communicating with the primary processing chamber, and the rotary dehumidifying element
The secondary processing chamber into which the dry air dehumidified flows
A dehumidifying / drying device, wherein the device is connected to the outlet .